/Engine/Plugins/Importers/USDImporter/Source/UnrealUSDWrapper/Public/UsdWrappers/UsdVariantSets.h
Wrapped pxr::UsdVariantSet functions, refer to the USD SDK documentation.
bool AddVariant ( const [FString](API\Runtime\Core\Containers\FString) & VariantName, [EUsdListPosition](API\Plugins\UnrealUSDWrapper\EUsdListPosition) Position )